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Rosemarie Danziger

Founder and Executive Director of Vienna Tel-Aviv Vocal Connection

Voice teacher

Born in Copenhagen, Denmark, Rosemarie Danziger studied at the Rubin Academy of Music in Jerusalem and at Hartt College of Music, Connecticut. After graduating from the Theater Department at Cornell University, she served as a dramaturg at Tåstrup Theater in Denmark. At the same time, she kept performing in concerts and opera productions. She performed and recorded with major Danish orchestras: Sjællands Symphony Orchestra, the Danish Radio Symphony Orchestra, and Aarhus Symphony Orchestra.

In 1989, Rosemarie Danziger moved to Canada where she sang with Orchestra London, the McGill Orchestra and Edmonton Symphony. Since her move to Canada, Ms. Danziger has kept a busy touring and guesting schedule in important music centers in Europe such as Mannheim, Freiburg, Hamburg, Graz, Basel Budapest and Gdansk. She sang under the batons of the prominent conductors Rafael Frühbeck de Burgos, Walter Weller, Donald Runnicles, Jun Märkl, Nir Kabaretti, Tamas Vetö, Franz Paul Decker and Grzegorz Nowak, Leon Botstein and Salomão Rabinovitz.     

Ms. Danziger's repertoire includes roles in operas by Mozart, Richard Strauss, Verdi, Puccini, and roles in classical operettas by Johann Strauss, Emmerich Kálmán and Franz Lehár., Ms. Danziger has appeared in a wide repertoire in recitals and concerts.


Sylvia Greenberg

Co-founder of Vienna-Tel Aviv Vocal Connection

Voice Teacher 

Sylvia Greenberg started her operatic career at the Zurich Opera and Deutsche Oper Berlin, where she sang coloratura roles. Soon, the role of the Queen of the Night became her hallmark at all major European opera houses. Later, she has moved into the lyric repertoire, which she sang in major opera houses and in important festivals.

In concert, Ms. Greenberg sang internationally with major orchestras and with leading conductors, including Abbado, Blomstedt, Chailly, Dohnanyi, Frühbeck de Burgos, Harnoncourt, Lopez-Cobos, Luisi, Maazel, Muti, Nagano, Norrington, Rilling, Roshdestvensky, Sawallisch and Tilson Thomas.

Discography: Mozart's Abduction from the Serail, Haydn's Creation and L'anima del filosofo, Gluck's Paride ed Elena, sacred music by Poulenc and Bizet,  Orff's Carmina burana, Berio's Un re in ascolto, Mahler's Eighth Symphony under Kent Nagano and Handel cantata Crudel tiranno amor. Ms. Greenberg is Professor Emerita of the MUK in Vienna and the University of Munich. She is a sought after masterclass artist throughout the world.


David Aronson

Co-founder of Vienna-Tel Aviv Vocal Connection 

A native of New York, the conductor and pianist David Aronson holds degrees from the Crane School of Music in Potsdam, NY and Manhattan School of Music. He began his career as a vocal coach and accompanist in New York City. Subsequently, he became assistant conductor with the opera companies of Kansas City, Lake George and Miami. In 1978, he was engaged as coach at the Opera Studio and assistant chorus-master and conductor at the Zurich Opera. In 1982, Mr. Aronson began a nine-year appointment as Kapellmeister of the Municipal Theater of Lucerne. At the same time, he appeared as guest conductor in Darmstadt, Stuttgart, Aix-en-Provence and Salzburg Festival, where he assisted Herbert von Karajan. In 1991, he became a member of the Vienna State Opera music staff and made his conducting debut there in November 2000. Mr. Aronson has worked with many of the world's leading singers and assisted many of the world’s foremost conductors including Zubin Mehta, Riccardo Muti and Seiji Ozawa.

While being faculty member at the Vienna Private University, Mr. Aronson has given master classes all over the world. His masterclasses in the US are in high demand.

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Claudia Visca


Born in New York, soprano Claudia Visca graduated from the Curtis Institute of Music, Philadelphia. As Recipient of Fulbright Scholarship, Ms. Visca completed her studies at the University of Music in Vienna. Ms. Visca guested in many European opera houses, among them those in Amsterdam, Berlin, Cologne, Geneva, Munich, Vienna, and Zurich. Her repertoire includes many operas, operettas, musicals and concerts. Ms. Visca has worked with renowned conductors, stage directors, including Eugene Ormandy, Gustav Kuhn, Istvan Kertesz, Miguel Gomez-Matinez, Sandor Vegh, Raphael Frühbeck de Burgos, Marcel Prawy, Bruno Canino and Rudolf Serkin. A highlight in Ms. Visca's career was singing Maria in West Side Story conducted by the composer Leonard Bernstein.
From 1999 to 2003, Claudia Visca was voice professor at the Hochschule für Musik, Cologne. In 2003, she became a professor at the University of Music and Performing Arts, Vienna. She is a sought after masterclass artist all over the world and students are winners of international competitions.  Many of them are engaged in major opera houses all over the world.

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Sherman Lowe


Voice teacher and vocal pedagogue, Sherman Lowe is one of the most sought after experts of operatic singing in Europe.  He received a grant from the Fulbright Foundation to research and study singing techniques in Italy.


Mr. Lowe is a frequent lecturer at voice conferences and often holds masterclasses for institutions, such Maggio Musicale di Firenze, Teatro Communale di Bologna,  la Fenice di Venezia, Opernhaus Zurich, Ticino Festival in Lugano, University of Bologna, l’Accademia della Voce di Torino at the Junges Ensemble at Theater an der Wien, Vienna and the Accademia del Bel Canto “Rodolfo Celletti” Festival della Valle D’Itria in Martina Franca.


Mr. Lowe lives and teaches privately in Treviso, Italy. His studio is an international melting pot of singers from every corner of the globe,  who regulary win prizes in the most prestigious voice competitions and perform leading roles in most of the world’s leading opera houses.

Mr. Lowe is a graduate of North Carolina School of the Arts, University of North Carolina, USA.  He completed his formal education at Accademia Chigiana in Siena and the Hochschule Mozarteum in Salzburg.

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Alexander Kravets

Voice and drama coaching 

Tenor Alexander Kravets, a native of Odessa, graduated from the Moscow Tchaikovsky Conservatory and Mozarteum Salzburg. He established himself as one of the most versatile operatic performers of his generation, specialising in the Character (Spiel) tenor repertoire.

Mr. Kravets’ vast repertoire spans from Mozart, Verdi, Puccini, Tchaikovsky and Richard Strauss to Rachmaninoff, Shostakovich, Janáček, Zandonai, Rimsky-Korsakov, Zimmermann and Raskatov, all of which he performed in the leading opera houses: the Royal Opera House, Covent Garden, Staatsoper Berlin, Metropolitan Opera, New York, La Scala, Milan, Teatro Real, Madrid, Teatro di San Carlo Napoli, Opéra National de Paris, the Aix en Provence Festival and Opéra de Lyon. Dutch National Opera, La Fenice, Venice, at Teatro Massimo, Palermo.

Alexander Kravets has received the highest critical acclaim for his interpretation of Myriad Shostakovich roles, notably, the Drunken Peasant in Lady Macbeth of the Mtsensk; the Title Role and Policeman in The Nose which he performed in the leading opera houses around the world.

Mr. Kravets mentors and furthers young singers with a focus on combining vocal technique with high dramatic skills. The importance of ensuring the high quality of the future operatic artists lies close to this heart.

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Dedi Baron

Drama Coach 

Dedi Baron was born in Israel. She graduated from the theatre department at the Tel Aviv University and the Academy of Visual Arts in Zurich. She directed many productions in the main Israeli Theaters such as, Habimah, Cameri and Beit Lessin, as well as in theaters in Germany and Austria, such as Theater Kiel, Düsseldorfer Schauspielhaus and Salzburger Landestheater. In opera, Ms. Baron has staged a production of Don Giovanni in Akko for the Israeli Opera and The Magic Flute for a production by the Israel Philharmonic Orchestra.

Ms. Baron won important prizes such as, Habimah Prize for her directing of the play Week by Shlomo Moshkovitz, the Cameri Prize for Stage Directors for her directing Behold this Great Sea by Joseph Bar-Joseph. She has been chosen to sit at “The World’s Largest Roundtable” in Bebelplatz, Berlin among the 112 most influential People for the Benefit of the World.

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Greta Damrau


Greta Damrau is a successful voice in New York City where she maintains a studio. Until recently, she was a frequent guest in Japan. Ms. Damrau presently has students singing in major opera companies such as Berlin, Opéra Royal de Wallonie-Liège, Royal Opera Convent Garden, Metropolitan Opera and San Francisco Opera.


Greta Damrau began her operatic career as a “trouser role” artist in small European opera. Subsequently, she transitioned into the Italian “lirico spinto” roles and to the Wagnerian-Straussian repertoire.


In concert, Ms. Damrau sang with Chicago Symphony Orchestra, Orquesta Nacional de España, Nova Filarmonia Portuguesa, L’Orchestre Philharmonique de Nice, L’Orchestre National de Lyon. Festival appearances included the Saint-Céré Festival in Paris, the Wolf Trap, Marlboro and Ravinia Festivals in the USA. Ms. Damrau worked with the following conductors: Sir John Prichard, Bruno Bartoletti, Alberto Erede, Hans Swarowsky, Alvaro Cassuto, Roland Gagnon, Millard Altman, and Walter Taussig. Ms. Damrau is equally at home in art song repertoire.

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